Question

0.2x^2 + 0.4x^2 -0.3x^2

Answer 1

It's pretty much: 0.2 + 0.4 - 0.3 and just add the x^2 at the end.

Answer 2

It's as if we said 1meter + 2 meter - 1.5 meter = 1.5 meter

Answer 3

I got 0.3x^2 is this correct or is it 0.11 this is adding all together at once

Answer 4

The first is correct, 0.3x^2

Answer 5

Thanks!